The GCF is 4.
The GCF is 4.
The GCF of 90 and 144 is 18.
The GCF is 31.
You need at least two numbers to find a GCF. If that's 2 and 79, the GCF is 1. If that's 27 and 9, the GCF is 9.
The GCF is 31.
The GCF is 4.
The GCF is 4.
The GCF is 3.
The GCF is 4.
It is 9
The GCF is 1.
The GCF is 4.
The GCF is: 2
The GCF is: 4
The GCF is 4.
The GCF is 4.